a masonry mass supporting and receiving the thrust of part of an arch or vault. a force that serves to an arch or vault. a mass, as of masonry, receiving the arch, beam, truss, etc., at each end of a bridge. a mass or structure for resisting the pressure of water on a bridge, pier, or the like. each of the parts of a canyon or the like receiving the thrusts of an arch dam. a structure for absorbing tensions from reinforcing strands for concrete being prestressed.

the place where projecting parts meet; junction. Dentistry. a tooth or tooth root that supports or stabilizes a bridge, denture, or other prosthetic appliance. Historical Examples

It was Koto’s voice, and it came from behind the abutment of rock toward which I was hurrying. The Winged Men of Orcon David R. Sparks

The abutment forms were built up as the concreting progressed. Concrete Construction Halbert P. Gillette

The Sergeant led the remainder of the detail down into the lee of an abutment, to avoid the full drive of the storm. Short Stories of Various Types Various

abuttals. those parts of one piece of land that on adjacent lands; boundaries. Also, buttals. Law. the boundary lines of a piece of land in relation to adjacent lands. the act or state of abutting. plural noun (property law) the boundaries of a plot of land where it abuts against other property

to be adjacent; touch or join at the edge or border (often followed by on, upon, or against): This piece of land abuts on a street. to be adjacent to; border on; end at. to support by an . Historical Examples With this object in view, we reconnoitred the British cemetery which abutted on the […]

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